Verse 1: Allergy's a form of atopy, don't you know? Immediate hypersensitivity, it's time to show IgE's the antibody, mast cells are the key Histamine's released, and symptoms start to be Chorus: Anaphylaxis, it's a severe reaction Swelling, hives, and breathing's in distraction Adrenaline's the treatment, don't be slow Anaphylaxis, it's a medical emergency, go! Verse 2: ASCIA's the definition, we must abide Acute onset illness, with skin features inside Respiratory, cardiovascular, and GI too Anaphylaxis is possible, don't think it's not true Chorus: Anaphylaxis, it's a severe reaction Swelling, hives, and breathing's in distraction Adrenaline's the treatment, don't be slow Anaphylaxis, it's a medical emergency, go! Verse 3: Food allergy's an immune-mediated reaction Not the same as intolerance, it's a different action IgE's involved, and symptoms can be severe Anaphylaxis is possible, always be aware Chorus: Anaphylaxis, it's a severe reaction Swelling, hives, and breathing's in distraction Adrenaline's the treatment, don't be slow Anaphylaxis, it's a medical emergency, go! Verse 4: Common foods that cause reactions, don't you forget Egg, milk, peanut, tree nut, fish, and shellfish, you bet Soy and sesame too, be aware of the signs Anaphylaxis can happen, always be on the line Chorus: Anaphylaxis, it's a severe reaction Swelling, hives, and breathing's in distraction Adrenaline's the treatment, don't be slow Anaphylaxis, it's a medical emergency, go! Outro: Breastfeeding's the best, for infants it's true Food allergy can develop, at any age, it's new Avoidance is key, and adrenaline's the friend Anaphylaxis is severe, till the very end!